CN210758289U - Special chipping machine for waste veneer - Google Patents
Special chipping machine for waste veneer Download PDFInfo
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- CN210758289U CN210758289U CN201921127154.1U CN201921127154U CN210758289U CN 210758289 U CN210758289 U CN 210758289U CN 201921127154 U CN201921127154 U CN 201921127154U CN 210758289 U CN210758289 U CN 210758289U
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Abstract
A scrap veneer special chipping machine comprises a machine base assembly and a feeding conveyor; a knife roll assembly, an upper feeding roll assembly, a lower feeding roll assembly and a bottom knife assembly are arranged in the machine base assembly; the machine base assembly is provided with an opening, the opening is positioned above the knife roller assembly, and the opening is provided with a cover assembly; the knife roller assembly comprises a blade, a blade bracket and a transmission main shaft component; the transmission main shaft assembly is arranged in the machine base assembly through the bearing seat assemblies at two ends of the transmission main shaft assembly, and the area between the two bearing seat assemblies is a cutting area; the blade is detachably arranged on the transmission main shaft assembly through the blade bracket and is arranged in the cutting area; the device is characterized in that the number of the blades is multiple, and the blades belong to a plurality of blade groups; the length of the cutting edge of each blade is less than that of the cutting area; for any blade set: the blades in the blade group are multiple, each blade is parallel to the rotating axis of the transmission main shaft assembly, and each blade is symmetrical around the rotating axis; the blade sets are arranged in sequence along the axial direction of the rotating axis.
Description
The technical field is as follows:
the utility model belongs to the technical field of wood-based plate trade equipment processing manufacturing, specifically a special chipping machine of useless veneer.
Background art:
along with the pace of the times, the production capacity of the artificial board industry is expanded, the demand of raw materials is increasing day by day, the price of the raw materials is continuously rising, and the production cost of enterprises for producing the artificial boards is increased. Meanwhile, the traditional raw material of the artificial board is wood, which also brings great environmental protection problem.
The waste wood skin, the veneer and the like have lower price, and the waste materials used as the raw materials of the artificial board also meet the requirements of environmental protection and energy conservation. However, the components in the waste are complex, uniform chipping is not easy to achieve by a conventional chipping machine, the productivity is not high, and the quality of the product is unstable.
The invention content is as follows:
the utility model discloses the technique is exactly for the general user solves the nervous problem of raw materials, still reduces the cost simultaneously, cuts waste material such as useless veneer into required qualified wood chip.
In order to realize the purpose, the utility model discloses according to the raw materials characteristic, change the characteristic of chipping machine fly sword, will lead to long fly sword and become many short fly sword structures of evenly staggering, do benefit to the principle to old and useless veneer, veneer cutting, become qualified wood chip through this special chipping machine of useless veneer. Specifically, the method comprises the following steps:
a scrap veneer special chipping machine comprises a machine base assembly and a feeding conveyor; a knife roll assembly, an upper feeding roll assembly, a lower feeding roll assembly and a bottom knife assembly are arranged in the machine base assembly; the machine base assembly is provided with an opening, the opening is positioned above the knife roller assembly, and the opening is provided with a cover assembly;
the discharge hole of the feeding conveyor is connected with the feed hole of the machine base assembly; the upper feeding roller assembly and the lower feeding roller assembly form a feeding channel; the bottom knife assembly and the knife roller assembly are matched to form a chipping mechanism; the discharge port of the feeding channel is connected with the feed port of the chipping mechanism, and the discharge port of the chipping mechanism is the discharge port of the chipping machine;
the knife roller assembly comprises a blade, a blade bracket and a transmission main shaft component; the transmission main shaft assembly is arranged in the machine base assembly through the bearing seat assemblies at two ends of the transmission main shaft assembly, and the area between the two bearing seat assemblies is a cutting area.
The blades are multiple and belong to multiple blade groups; the length of the cutting edge of each blade is less than that of the cutting area;
for any blade set: the blades in the blade group are multiple, each blade is parallel to the rotating axis of the transmission main shaft assembly, and each blade is symmetrical around the rotating axis; all the blade sets are sequentially arranged along the axial direction of the rotating axis;
the cutting edges of the blades rotate along with the blade sets to form a cylindrical path, and the cylindrical paths corresponding to the adjacent blade sets are overlapped.
Further, the structure of each blade group is the same; the axial spacing of adjacent blade sets is the same;
setting a projection plane a, wherein the rotation axis of the blade set is vertical to the projection plane a, and the projection on the projection plane a is a point o; the projection of each blade on the projection plane is symmetrical about the point o;
the straight lines of the cutting edges of the blades are different.
Further, the feed inlet compression roller group is also included;
the feeding conveyor comprises a conveyor belt and a material baffle plate, and the material baffle plate is respectively connected to two side edges of the conveyor belt;
the conveying belt is connected to a frame of the feeding conveyor through the feeding roller set and is driven by a driving motor of the conveying belt;
the feeding hole of the base assembly is square, the feeding hole corresponds to the cross section of a cavity enclosed by the two material blocking plates and the upper surface of the conveying belt, and the upper surface of the conveying belt is not lower than the bottom edge of the feeding hole of the base assembly;
the pressing roller group is connected above the two material blocking plates; the rotating axes of all the press rollers forming the press roller group are parallel to the rotating axis of the feeding roller; the height of each compression roller from the upper surface of the conveyor belt is reduced in sequence; the height of the compression roller close to the feed inlet of the base assembly is the lowest, and the height of the lower edge of the compression roller is lower than the top edge of the feed inlet; each compression roller is driven by a compression roller driving motor;
the surface of the compression roller is provided with a rack or a gear ring;
the compression roller set is connected to the pair of support plates; the support plate is connected to the frame and is arranged above the material baffle plate; the supporting plate is provided with a plurality of grooves, and bearing seats are adjustably connected in the grooves; and the shaft of the compression roller is connected to the corresponding bearing seat through a bearing.
Through the in-service use, the utility model discloses a special chipping machine of useless veneer has the advantage that the cutting is steady, with strong points, to old and useless veneer, veneer utilization of resources, greatly reduced manufacturing cost and working costs fully high-efficiently.
The utility model discloses to the comprehensive utilization of old and useless veneer, abundant high-efficient utilization timber resources. The production of the waste wood veneers and the veneers has a very short investment recovery period, can also produce the wood chips required by the qualified plates, and reduces the product cost.
The utility model discloses to comprehensive utilization such as useless veneer, process into qualified wood chip, provide more wood chip sources for the production of oriented structure board OSB, ordinary shaving board, density board.
Description of the drawings:
fig. 1 is a structural layout diagram (front view) of the present invention;
in fig. 1: the device comprises a base assembly 101, a cover assembly 102, a knife roller assembly 103, an upper feeding roller assembly 104, a lower feeding roller assembly 105, a feed inlet press roller group 106, a feed conveyor 107, a bottom knife assembly 108 and a discharge outlet 109 of the base assembly.
FIG. 2 is a schematic view (front view) of the knife roller assembly of the present chipper;
FIG. 3 is a schematic view (side view) of the knife roller assembly of the present chipper;
FIG. 4 is a side schematic view of the first short fly cutter assembly position of the present chipper;
FIG. 5 is a side schematic view of the second short fly blade assembly position of the present chipper;
FIG. 6 is a side schematic view of the third short fly blade assembly position of the present chipper;
in FIGS. 2 to 6: the belt wheel driving component 201 of the chipping machine, the right bearing seat component 202 of the chipping machine, the transmission main shaft component 203 of the chipping machine, the short fly cutter roller component 204 of the chipping machine, the left bearing seat component 205 of the chipping machine, the short fly cutter component 206 of the chipping machine, the first short fly cutter component position 207 of the chipping machine, the second short fly cutter component position 208 of the chipping machine and the third short fly cutter component position 209 of the chipping machine.
FIG. 7 is a schematic view of a knife roll structure of a general chipper in the prior art (front view)
FIG. 8 is a schematic diagram of a knife roll configuration of a prior art universal chipper (side view);
in FIGS. 7 to 8: a pulley drive assembly 301 of the universal chipper, a right bearing block assembly 302 of the universal chipper, a transmission spindle assembly 303 of the universal chipper, a long fly cutter roll assembly 304 of the universal chipper, a left bearing block assembly 305 of the universal chipper, and a long fly cutter assembly 306 of the universal chipper.
FIG. 9 is a schematic view of a nip roll set;
in fig. 9: a press roller 401, a press roller drive motor 402, a groove 403, and a stay 404.
The specific implementation mode is as follows:
the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1 to 6, a scrap veneer slicer comprises a base assembly 101 and a feeding conveyor 107; a knife roller assembly 103, an upper feeding roller assembly 104, a lower feeding roller assembly 105 and a bottom knife assembly 108 are arranged in the machine base assembly 101; an opening is arranged above the position of a knife roller assembly 103 of the machine base assembly 101, and a cover assembly 102 is arranged on the opening;
a discharge hole of the feeding conveyor 107 is connected with a feed hole of the base assembly 101; the upper feeding roller assembly 104 and the lower feeding roller assembly 105 form a feeding channel;
the bottom knife assembly 108 and the knife roller assembly 103 are matched to form a chipping mechanism; the discharge port of the feeding channel is connected with the feed port of the chipping mechanism, and the discharge port of the chipping mechanism is the discharge port of the chipping machine;
the knife roller assembly comprises a blade, a blade bracket and a transmission main shaft component; the transmission main shaft assembly is arranged in the machine base assembly through the bearing seat assemblies at two ends of the transmission main shaft assembly, and the area between the two bearing seat assemblies is a cutting area; the blade is detachably arranged on the transmission main shaft assembly through the blade bracket and is arranged in the cutting area; the device is characterized in that the number of the blades is multiple, and the blades belong to a plurality of blade groups; the length of the cutting edge of each blade is less than that of the cutting area;
for any blade set: a plurality of blades are arranged in the blade group, each blade is parallel to the rotating axis of the transmission main shaft assembly, and each blade is symmetrical around the rotating axis;
the blade groups are sequentially arranged along the axial direction of the rotating axis of the transmission main shaft assembly;
the cutting edges of the blades rotate along with the blade sets to form cylindrical paths, and the corresponding cylindrical paths of the adjacent blade sets have overlapped parts.
The structure of each blade group is the same; the axial spacing of adjacent blade sets is the same;
setting a projection plane a, wherein the rotation axis of the blade set is vertical to the projection plane a, and the projection on the projection plane a is a point o; the projection of each blade on the projection plane is symmetrical about the point o;
the straight lines of the cutting edges of the blades are different.
A feed throat nip roll set 106;
the feeding conveyor comprises a conveyor belt and a material baffle plate, and the material baffle plate is respectively connected to two side edges of the conveyor belt;
the feed inlet of the base assembly 101 is square, the feed inlet corresponds to the cross section of a cavity formed by the two material blocking plates and the upper surface of the conveying belt in a surrounding mode, and the upper surface of the conveying belt is not lower than the bottom edge of the feed inlet of the base assembly 101;
the pressing roller group is connected above the two material blocking plates; referring to fig. 9, the rotational axis of each of the press rolls constituting the press roll group is parallel to the rotational axis of the feed roller; the height of each compression roller from the upper surface of the conveyor belt is reduced in sequence; the height of the compression roller close to the feed inlet is the lowest, and the height of the lower edge of the compression roller is lower than the top edge of the feed inlet; each compression roller is driven by a compression roller driving motor;
the surface of the compression roller is provided with a rack or a gear ring;
the compression roller set is connected to the pair of support plates; the support plate is connected to the frame and is arranged above the material baffle plate;
the supporting plate is provided with a plurality of grooves, and bearing seats are adjustably connected in the grooves; the shaft of the compression roller is connected to the corresponding bearing seat through a bearing;
the conveying belt is connected to the frame of the feeding conveyor through the roller group and is driven by a driving motor of the conveying belt.
The compression rollers are connected to a compression roller driving motor through chain transmission;
the conveyor belt is a link plate conveyor belt.
As shown in fig. 1, the principle of the chipper is that raw materials (waste wood veneers and veneers) pass through a feeding conveyor 107, the height of the raw materials is controlled within the height of the feeding hole of the chipper by utilizing a feeding hole compression roller group 106 of the chipper, and the feeding requirement is ensured; then the raw material is cut into qualified wood chips with required sizes by the pushing of the upper feeding roller assembly 104 and the lower feeding roller assembly 105 and finally the special knife roller assembly 103 and the bottom knife assembly 108 on the base assembly 101. In the existing chipping machine, an upper feeding roller assembly, a lower feeding roller assembly and a knife roller assembly are respectively driven by respective driving motors.
For clarity of explanation, the blade set and blade holder in the chipper of this example are referred to as a short fly cutter roll assembly and the blade and blade holder are referred to as a short fly cutter assembly.
The blade set of a prior art universal chipper is referred to as a long fly cutter roll assembly and the blades and their supports are referred to as a long fly cutter assembly.
Combining fig. 2 with fig. 7 and 8, wherein: the structure of the belt wheel driving assembly 201 of the chipper, the right bearing seat assembly 202 of the chipper, the transmission main shaft assembly 203 of the chipper, the left bearing seat assembly 205 of the chipper, the belt wheel driving assembly 301 of the general chipper, the right bearing seat assembly 302 of the general chipper, the transmission main shaft assembly 303 of the general chipper and the left bearing seat assembly 305 of the general chipper are respectively corresponding and same in essence, and the difference is that the fly cutter roller assemblies are different.
The principle of the existing chipping machine is almost the same as that of the existing chipping machine, and the existing chipping machine is only different in that the existing chipping machine is provided with a special pressing roller set and a special knife roller assembly, has low requirements on raw materials, and can process raw materials such as waste veneers and the like.
With reference to fig. 2-6, the utility model discloses a short fly cutter knife roller assembly 204, it is different from general chipping machine's long fly cutter knife roller assembly 304, and short fly cutter knife roller assembly 204 is the short fly cutter (blade) structure that becomes many evenly staggers to long fly cutter, arranges the short fly cutter subassembly position 1-3 that sign 207-209 instructed respectively in. The number and the position of the short fly cutters can be adjusted according to the specification of the short fly cutters.
Technical analysis: the material characteristics of the waste wood veneers and veneers are thin and soft, the long fly cutter chipping force of the existing general chipper is long, and the pushing clamping force of the upper feeding roller assembly and the lower feeding roller assembly is poor, so that the wood chip forming is poor and the power consumption is high.
In the technical scheme, the long fly cutter is optimally designed according to the wood characteristics of waste wood veneers and the requirements of artificial board products on a material preparation system, so that a plurality of uniformly staggered short fly cutter structures shown in the figures 2 to 6 are formed. Because the number of the short fly cutters is large, the stress area of the chippings is small, the requirements on the pushing clamping force of the upper feeding roller assembly and the lower feeding roller assembly are low, the chipped wood chips have good shapes, the requirements of artificial board products are met, the operation is stable, the energy consumption is low, and the production cost and the operation cost are greatly reduced.
Meanwhile, the chipping machine pre-compresses the raw materials through the compression roller set, so that the smoothness of the operation of the whole machine is ensured, and the problem of easy accumulation and blockage caused by complicated materials in the machine base assembly is solved.
Claims (3)
1. A scrap veneer special chipping machine comprises a machine base assembly and a feeding conveyor; a knife roll assembly, an upper feeding roll assembly, a lower feeding roll assembly and a bottom knife assembly are arranged in the machine base assembly; the machine base assembly is provided with an opening, the opening is positioned above the knife roller assembly, and the opening is provided with a cover assembly;
the discharge hole of the feeding conveyor is connected with the feed hole of the machine base assembly; the upper feeding roller assembly and the lower feeding roller assembly form a feeding channel; the bottom knife assembly and the knife roller assembly are matched to form a chipping mechanism; the discharge port of the feeding channel is connected with the feed port of the chipping mechanism, and the discharge port of the chipping mechanism is the discharge port of the chipping machine;
the knife roller assembly comprises a blade, a blade bracket and a transmission main shaft component; the transmission main shaft assembly is arranged in the machine base assembly through the bearing seat assemblies at two ends of the transmission main shaft assembly, and the area between the two bearing seat assemblies is a cutting area; the blade is detachably arranged on the transmission main shaft assembly through the blade bracket and is arranged in the cutting area; the device is characterized in that the number of the blades is multiple, and the blades belong to a plurality of blade groups; the length of the cutting edge of each blade is less than that of the cutting area;
for any blade set: the blades in the blade group are multiple, each blade is parallel to the rotating axis of the transmission main shaft assembly, and each blade is symmetrical around the rotating axis; all the blade sets are sequentially arranged along the axial direction of the rotating axis;
the cutting edges of the blades rotate along with the blade sets to form a cylindrical path, and the cylindrical paths corresponding to the adjacent blade sets are overlapped.
2. The special chipper for waste veneers as claimed in claim 1, wherein the structure of each blade group is the same; the axial spacing of adjacent blade sets is the same;
setting a projection plane a, wherein the rotation axis of the blade set is vertical to the projection plane a, and the projection on the projection plane a is a point o; the projection of each blade on the projection plane is symmetrical about the point o;
the straight lines of the cutting edges of the blades are different.
3. The special chipper for the waste veneer according to claim 1, which is characterized by further comprising a feed inlet compression roller group;
the feeding conveyor comprises a conveyor belt and a material baffle plate, and the material baffle plate is respectively connected to two side edges of the conveyor belt;
the conveying belt is connected to a frame of the feeding conveyor through the feeding roller set and is driven by a driving motor of the conveying belt;
the feeding hole of the base assembly is square, the feeding hole corresponds to the cross section of a cavity enclosed by the two material blocking plates and the upper surface of the conveying belt, and the upper surface of the conveying belt is not lower than the bottom edge of the feeding hole of the base assembly;
the pressing roller group is connected above the two material blocking plates; the rotating axes of all the press rollers forming the press roller group are parallel to the rotating axis of the feeding roller; the height of each compression roller from the upper surface of the conveyor belt is reduced in sequence; the height of the compression roller close to the feed inlet of the base assembly is the lowest, and the height of the lower edge of the compression roller is lower than the top edge of the feed inlet; each compression roller is driven by a compression roller driving motor;
the surface of the compression roller is provided with a rack or a gear ring;
the compression roller set is connected to the pair of support plates; the support plate is connected to the frame and is arranged above the material baffle plate; the supporting plate is provided with a plurality of grooves, and bearing seats are adjustably connected in the grooves; and the shaft of the compression roller is connected to the corresponding bearing seat through a bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921127154.1U CN210758289U (en) | 2019-07-18 | 2019-07-18 | Special chipping machine for waste veneer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921127154.1U CN210758289U (en) | 2019-07-18 | 2019-07-18 | Special chipping machine for waste veneer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210758289U true CN210758289U (en) | 2020-06-16 |
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ID=71052004
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921127154.1U Active CN210758289U (en) | 2019-07-18 | 2019-07-18 | Special chipping machine for waste veneer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210758289U (en) |
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2019
- 2019-07-18 CN CN201921127154.1U patent/CN210758289U/en active Active
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